:root{--bg:#f7f8fa;--surface:#fff;--text:#17191c;--muted:#5f6670;--line:#e2e6ea;--accent:#315c93;--accent-dark:#24466f;--notice-bg:#fff8e6;--notice-border:#d9a72e;--max-width:960px}*{box-sizing:border-box}html{color-scheme:light;-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.7}a{color:var(--accent);text-underline-offset:.18em}a:hover{color:var(--accent-dark)}a:focus-visible{outline:3px solid #111;outline-offset:3px;border-radius:4px}.site-header{background:var(--surface);border-bottom:1px solid var(--line)}.header-inner,main,.footer-inner{width:min(calc(100% - 32px),var(--max-width));margin-inline:auto}.header-inner{min-height:68px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{color:var(--text);font-weight:750;font-size:1.08rem;text-decoration:none;white-space:nowrap}nav ul{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:8px 18px;list-style:none;margin:0;padding:0}nav a{color:var(--text);font-size:.95rem;text-decoration:none}nav a:hover,nav a[aria-current=page]{text-decoration:underline}main{padding-block:64px 72px}.hero{padding:40px 0 28px}.eyebrow{margin:0 0 10px;color:var(--accent);font-weight:700;letter-spacing:.04em;font-size:.9rem}h1,h2,h3{line-height:1.3;letter-spacing:-.015em}h1{margin:0;font-size:clamp(2rem,7vw,3.35rem)}h2{margin-top:52px;font-size:clamp(1.45rem,4vw,2rem)}h3{margin-top:0}.lead{max-width:680px;margin:18px 0 0;color:var(--muted);font-size:clamp(1.05rem,2.5vw,1.2rem)}.card-grid{display:grid;gap:18px;margin-top:24px}.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:24px}.card p:last-child{margin-bottom:0}.link-row{display:flex;flex-wrap:wrap;gap:12px 18px;margin-top:22px}.primary-link{display:inline-block;padding:10px 16px;background:var(--accent);color:#fff;border-radius:8px;text-decoration:none;font-weight:650}.primary-link:hover{color:#fff;background:var(--accent-dark)}.feature-list{padding-left:1.25rem}.feature-list li{margin:7px 0}.notice{margin:22px 0;padding:16px 18px;background:var(--notice-bg);border-left:4px solid var(--notice-border);border-radius:8px}.policy-section{padding-top:10px}.policy-section h2{margin-top:38px}.site-footer{background:var(--surface);border-top:1px solid var(--line);color:var(--muted)}.footer-inner{padding-block:24px;font-size:.92rem}.footer-inner p{margin:0}@media(max-width:640px){.header-inner{align-items:flex-start;flex-direction:column;padding-block:14px}nav ul{justify-content:flex-start;gap:6px 14px}main{padding-block:34px 52px}.hero{padding-top:24px}.card{padding:20px}}@media(min-width:720px){.card-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}}